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May Weather in Nikaia, Greece

Last updated: August 23, 2025

In Nikaia, Greece, the average temperature in May hovers around 20°C (69°F), offering a pleasant climate for outdoor activities. Be prepared for some variability, as temperatures can dip to a minimum of 7°C (45°F) and soar up to a scorching 40°C (104°F). Expect about 43 mm (1.7 in) of precipitation over 7 days, with an average humidity level of 72%, ensuring a refreshing atmosphere despite occasional showers.

May Temperature in Nikaia

In May in Nikaia, the average temperature is 20°C (69°F). Maximums can reach 40°C (104°F), while minimums can drop as low as 7°C (45°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your trip.

May Weather in Nikaia: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Nikaia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nikaia, May typically has an average temperature of 20°C (69°F), with highs reaching up to 40°C (104°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec404650576876818173625445
Data source: Temperature data for Nikaia generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Nikaia

In Nikaia in May, the total precipitation amount is 43 mm (1.7 in) spread over a period of 7 days.

May Precipitation Trends in Nikaia

The chart displays monthly precipitation patterns in Nikaia, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Nikaia, May typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec827864524351632525528475
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Nikaia

In Nikaia in May humidity is 72%. With an average temperature of 20°C (69°F), this humidity feels like a warm, almost tropical embrace, making it perfect for leisurely strolls but challenging for those unaccustomed to the moist air.

May Average Humidity in Nikaia

This chart illustrates the average monthly humidity levels in Nikaia, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Nikaia is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%76%70%72%60%56%47%56%70%80%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Nikaia

In Nikaia in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Nikaia.

Maximum UV Index Levels in Nikaia for May

The chart shows the monthly maximum UV Index (UVI) for Nikaia in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Nikaia typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468101110108643
Data source: Nikaia May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in Nikaia Compares to Other Months

Weather in Nikaia varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Nikaia, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Nikaia, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (40°F)82 mm (3.2 inches)84%moderate
February Weather8°C (46°F)78 mm (3.1 inches)78%moderate
March Weather10°C (50°F)64 mm (2.5 inches)75%high
April Weather14°C (57°F)52 mm (2.1 inches)70%very high
May Weather20°C (69°F)43 mm (1.7 inches)72%very high
June Weather25°C (77°F)51 mm (2.0 inches)60%extreme
July Weather27°C (81°F)63 mm (2.5 inches)56%very high
August Weather27°C (81°F)25 mm (1.0 inches)47%very high
September Weather23°C (74°F)25 mm (1.0 inches)56%very high
October Weather16°C (62°F)52 mm (2.0 inches)70%high
November Weather12°C (54°F)84 mm (3.3 inches)80%moderate
December Weather7°C (46°F)75 mm (2.9 inches)83%moderate

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